5121726266527 has 6 divisors (see below), whose sum is σ = 5546011282872. Its totient is φ = 4727747322792.

The previous prime is 5121726266521. The next prime is 5121726266533. The reversal of 5121726266527 is 7256626271215.

It is an interprime number because it is at equal distance from previous prime (5121726266521) and next prime (5121726266533).

It is a de Polignac number, because none of the positive numbers 2^k-5121726266527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121726266521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15153036123 + ... + 15153036460.

It is an arithmetic number, because the mean of its divisors is an integer number (924335213812).

Almost surely, 2^{5121726266527} is an apocalyptic number.

5121726266527 is a deficient number, since it is larger than the sum of its proper divisors (424285016345).

5121726266527 is a wasteful number, since it uses less digits than its factorization.

5121726266527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30306072609 (or 30306072596 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The spelling of 5121726266527 in words is "five trillion, one hundred twenty-one billion, seven hundred twenty-six million, two hundred sixty-six thousand, five hundred twenty-seven".